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Evaluating non-randomised intervention studies - NIHR Health ...

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References9627. Sacks H, Chalmers TC, Smith H Jr. Randomizedversus historical controls for clinical trials. Am JMed 1982;72:233–40.28. Kunz R, Oxman AD. The unpredictabilityparadox: review of empirical comparisons of<strong>randomised</strong> and <strong>non</strong>-<strong>randomised</strong> clinical trials.BMJ 1998;317:1185–90.29. Kunz R, Vist G, Oxman AD. Randomisation toprotect against selection bias in healthcare trials(Cochrane Methodology Review). In TheCochrane Library, Issue 4. Oxford: UpdateSoftware; 2002.30. Chalmers TC, Matta RJ, Smith HJ. Evidencefavoring the use of anticoagulants in the hospitalphase of acute myocardial infarction. N Engl J Med1982;72:233–40.31. Diehl LF, Perry DJ. A comparison of randomizedconcurrent control groups with matched historicalcontrol groups: are historical controls valid? J ClinOncol 1986;4:1114–20.32. Benson K, Hartz A. A comparison of observational<strong>studies</strong> and randomized, controlled trials. N Engl JMed 2000;342:1878–86.33. Concato J, Shah N, Horwitz RI. Randomized,controlled trials, observational <strong>studies</strong>, and thehierarchy of research designs. N Engl J Med2000;342:1887–92.34. Ioannidis JPA, Haidich A, Pappa M, Pantazis N,Kokori SI, Tektonidou MG, et al. Comparison ofevidence of treatment effects in randomized and<strong>non</strong> randomized <strong>studies</strong>. JAMA 2001;286:821–30.35. Lipsey MW, Wilson DB. The efficacy ofpsychological educational, and behaviouraltreatments: confirmation from meta-analysis. AmPsychol 1993;48:1181–209.36. Wilson DB, Lipsey MW. The role of method intreatment effectiveness research: evidence frommeta-analysis. Psychol Methods 2001;6:413–29.37. Miller JN, Colditz GA, Mosteller F. How studydesign affects outcomes in comparisons of therapy.II: surgical. Stat Med 1989;8:455–66.38. Colditz GA, Miller JN, Mosteller F. How studydesign affects outcomes in comparisons of therapy.I: medical. Stat Med 1989;8:441–54.39. Ottenbacher K. Impact of random assignment onstudy outcome: an empirical examination. ControlClin Trials 1992;13:50–61.40. Pocock SJ, Elbourne DR. Randomized trials orobservational tribulations? N Engl J Med2000;342:1907–9.41. Kunz R, Khan KS, Nuemayer H, Sacks HS,Liu P-Y, Anderson G, et al. Observational <strong>studies</strong>and randomized trials. N Engl J Med 2000;343:1194–7.42. Dickersin K. How important is publication bias?A synthesis of available data. AIDS Educ Prev 1997;9:15–21.43. Kjaergard LL, Villumsen J, Gluud C. Reportedmethodologic quality and discrepancies betweenlarge and small randomized trials in metaanalyses.Ann Intern Med 2001;135:982–9.44. Moher D, Jadad AR, Nichol G, Penman M, TugwellP, Walsh S. Assessing the quality of randomizedcontrolled trials: an annotated bibliography of scalesand checklists. Control Clin Trials 1995;16:62–73.45. Cooper H. The integrative research review: asystematic approach. Newbury Park, CA: Sage; 1984.46. Jadad AR, Moore RA, Carroll D, Jenkinson C,Reynolds DJ, Gavaghan DJ, et al. Assessing thequality of reports of randomized clinical trials: isblinding necessary? Control Clin Trials 1996;17:1–12.47. Clark HD, Wells GA, Huet C, McAlister FA, SalmiLR, Fergusson D, et al. Assessing the quality ofrandomized trials: reliability of the Jadad scale.Control Clin Trials 1999;20:448–52.48. Wortman PM. Judging research quality. In CooperH, Hedges LV, editors. The handbook of researchsynthesis. New York: Russell Sage Foundation;1994. pp. 97–109.49. Campbell DT, Stanley JC, editors. Experimentaland quasi-experimental designs for research.Chicago, IL: Rand McNally; 1966.50. Cook TD, Campbell DT. Quasi-experimentation:design and analysis issues for field settings.Chicago, IL: Rand McNally; 1979.51. Chalmers TC, Smith H, Blackburn B, SilvermanB, Schroeder B, Reitman D, et al. A method forassessing the quality of a randomized control trial.Control Clin Trials 1981;2:31–49.52. Bangert-Drowns RL, Wells-Parker E, Chevillard I.Assessing the methodological quality of research innarrative reviews and meta-analyses. In Bryant KJ,Windle M, editors. The science of prevention:methodological advances from alcohol andsubstance abuse research. Washington, DC:American Psychological Association; 1997.pp. 405–29.53. Moher D, Jadad AR, Tugwell P. Assessing thequality of randomized controlled trials. Currentissues and future directions. Int J Technol Assess<strong>Health</strong> Care 1996;12:195–208.54. Jüni P, Altman DG, Egger M. Systematic reviews inhealth care: assessing the quality of controlledclinical trials. BMJ 2001;323:42.55. Schulz KF, Chalmers I, Altman DG, Grimes DA,Dore CJ. The methodologic quality ofrandomization as assessed from reports of trials inspecialist and general medical journals. Online JCurr Clin Trials 1995;Aug 26:Doc No 197.

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